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2107 ~ Large Yellow Underwing ~ Noctua pronuba
UK Status

Resident. Common

Montgomeryshire Status

A very common & sometimes abundant species which is found throughout the county. This is by far the most numerously recorded macro moth in the county and the highest recorded catch for a single night was 1829 individuals!

Wingspan :  M & F, 50-60mm.

Confusion species

Lunar Yellow Underwing.

Flight time (Montgomeryshire)


All habitats.


A wide range of herbaceous plants.

Lifestage data

Overwinters underground as a larva. Eggs are laid in large batches from July onwards. Larva August-early spring. Pupates underground in the spring.
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Montgomeryshire photos

Photo by MDH, 27th Aug 2009, Llanfyllin

Photo by DB, 27th May 2011, Middletown
Photo by MDH, 26th Sep 2009, Llanfyllin